The band is best known for their hit singles "We Are Young" featuringJanelle Monáe, and "Some Nights". "We Are Young" reached number one on the U.S.BillboardHot 100andDigital Songscharts, becoming the firstalternativesong to top theBillboardHot 100 chart sinceColdplay's "Viva la Vida" in 2008. It peaked at number one on theUK Singles Chart, as well. "Some Nights" was released as the album's second single in May 2012, peaking at number 5 on the Hot 100 chart, and becoming their second Top 10 single, as well as their second song to reach platinum status in the USA.